DIY Power Tool Using DC Motor

Welcome to all Technology Science Lover

Learn how to make a simple but powerful Electric Tool using DC Motor. This system can open varieties of screw in few seconds .The old time we spend 40-50 turn in a screw but now you open in just second with this tool . This is a non-gear principal . the setup uses 12v 3amps power for 5000 RPM Motor . The circuit board combined with 1 push button switch  and two on\off switch in criss cross connection but very simple .

The Circuit Diagram

This is switch terminal board .
Thanks For All.
Save Tree and Save Earth.